#include <header.h>

int main(){

    FILE *file = fopen("1.txt", "w+");
    FILE *file2 = fopen("2.txt", "w+");

    printf("fd: %d \n", file->_fileno);
    printf("fd: %d \n", file2->_fileno);


    write(4, "nihao", 5);



    return 0;
}

